Smoke alarm



FIG. 1 is a top left perspective view of the smoke alarm

FIG. 2 is a left side view thereof with the right side view being a mirror image thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof; and,

FIG. 5 is a top view thereof.

The broken line showing of openings is included for the purpose of illustrating portions of the “article” and forms no part of the claimed design. 

CLAIM The ornamental design for a smoke alarm, as shown and described. 